MCNARY NAVIGATION LOCK TAINTER VALVE SEAL COMPONENTS

Amendment / Modification

This amendment extends the offer due date for the solicitation.

• The response due date has been changed.

• The proposal submission deadline has been extended from February 23, 2026, to March 10, 2026, at 5:00 PM.

Form / Attachment / Pricing Sheet

This document is a "QUOTE ITEM LIST" for the McNary Lock & Dam Navigation Lock Tainter Valve Seal Components Purchase. It serves as a template for vendors to provide pricing for specific seal components.

• Vendor Information: Fields for Vendor Name, Address, Phone, Email, DUNS #, Cage Code, and SAM registration status.
• Itemized List: Details specific seal components for Tainter Valves 1, 2, 3, and 4, including:
  • Item Number
  • Description (including specific valve, location, drawing, mold, and seal style/dimensions)
  • Quantity (QNTY)
  • Unit of Measure (U/M)
  • Unit Price (U/Price)
  • Amount (AMOUNT)
• Specific Seals Listed:
  • Upper Right Corner Seals (Valves 1, and 2, 3, 4)
  • Upper Left Corner Seals (Valves 1, and 2, 3, 4)
  • Bottom Right Corner Seals (Valves 1, 2, 3, and 4)
  • Bottom Left Corner Seals (Valves 1, 2, 3, and 4)
  • Bottom Horizontal Seals (Valves 1, 2, 3, and 4)
  • Vertical Side Seals (Valves 1, 2, 3, and 4)
  • Horizontal Top Seals (Valves 1, 2, 3, and 4)

Vendors interested in this opportunity must complete this form by providing their pricing information for each listed seal component. This document is essential for preparing and submitting a responsive quote for the Tainter Valve Seal Components Purchase.

Form / Attachment / Pricing Sheet

This document contains detailed engineering drawings for the "Tainter Valve One Corner Seal" for the McNary Lock and Dam project. It provides technical specifications and dimensions for fabricating and installing the top seal and its keeper.

• Detailed schematics and cross-sections of the top seal and side seal.
• Dimensions and measurements for various components, including angles, lengths, and hole placements.
• Notes regarding material specifications (e.g., "Skinplate"), installation procedures (e.g., "Use existing holes in lip for resetting top seal"), and fabrication details (e.g., "fabricate top seal keeper in one piece").
• Revision information and drawing control details.

This attachment is crucial for bidders to understand the precise physical requirements for the Tainter Valve's sealing mechanism. It will inform manufacturing, material sourcing, and installation planning for any vendor involved in the repair, replacement, or maintenance of this specific valve component. Bidders must ensure their proposed solutions or manufactured parts conform to these detailed specifications.

Solicitation / RFP / RFQ

This solicitation is for the purchase of replacement seals for the Navigation Lock Tainter Valves at McNary Lock and Dam for Fiscal Year 2026. The contract will also include the shipping of Government Furnished Property (GFP), specifically the seal molds.

• Manufacture seal assemblies for specific Tainter Valve locations (Upper Right, Upper Left, Bottom Right, Bottom Left, Bottom Horizontal, Vertical Side, and Horizontal Top seals).

• Seals must be molded, not extruded, and corners must be molded in one piece.

• Rubber compound must be free from reclaim, silica, and other coarse materials, and meet specific physical characteristics including Durometer Hardness (60-70), Tensile Strength (3000 PSI min), Elongation (450% min), 300% Modulus (900 PSI), Compression Set (30%), Water Absorption (5%), Tensile Strength after Accelerated Aging (80% of minimum tensile requirement), Low Temperature Brittleness (All Pass w/ no cracks), and Specific Gravity (1.118-1.158).

• All GFP seal molds must be inspected for damage, cleaned, and preserved after use.

• ASTM Testing is required to verify rubber compound specifications.

• Deliverables include Inspection and Condition Reports.

• Contract type is not explicitly stated but implies a fixed-price arrangement for the items.

• Period of performance is tied to the extended outage period and FY2026.

• Delivery is FOB Destination within fifteen (15) weeks of award.

• Offerors must submit proposals via Bidder Inquiry on ProjNet. Telephone and email inquiries are not accepted.

• Key deadlines: Offer Due Date is 23 FEB 2026 at 05:00 PM.

• Basis for Award: The Government will award one contract to the responsible offeror meeting or exceeding all solicitation requirements and representing the best value based on price.

• Submission requirements include: Signed SF 1449, completed schedule (pricing), completed FAR 52.212-3 Alt I (Representations and Certifications), and a Technical Volume.

• The acquisition is set aside for Small Business.

• NAICS Code: 326291 (Size Standard: 750)

• Registration at www.sam.gov is mandatory.

• A notarized letter process is mandatory for SAM registrants updating data.

• Offerors must include shipping costs in their quoted price.

• Quotes must be valid for 30 calendar days after the due date.

Statement of Work (SOW) / Performance Work Statement (PWS)

To procure replacement seals for the Navigation Lock Tainter Valves at McNary Lock and Dam for Fiscal Year 2026.

• Manufacture and supply seal assemblies for Tainter Valves using Government Furnished Property (GFP) seal molds.

• Inspect GFP seal molds for damage and report findings, requiring Government approval for any repairs.

• Clean and preserve GFP molds for long-term storage after manufacturing.

• Ensure seals are molded (not extruded), with one-piece molded corners.

• Seals must be compounded of natural rubber and meet specific physical characteristics and ASTM test specifications (e.g., Durometer Hardness, Tensile Strength, Elongation, Compression Set, Water Absorption, Accelerated Aging, Low Temperature Brittleness, Specific Gravity).

• Maintain specified dimensions and avoid irregularities in seal contours.

• Specific seal types, quantities, drawings, and mold numbers are detailed for various valve locations (Upper Right/Left Corner, Bottom Right/Left Corner, Bottom Horizontal, Vertical Side, Horizontal Top).

• Seals must meet or exceed specified physical characteristics and ASTM test methods.

• Dimensions must be maintained as shown on drawings.

• Irregularities in form, contour, ridges, or mold marks will result in rejection.

• Quality control program required to ensure services meet scope of work.

• Government will monitor performance via quality assurance procedures and reserves the right to inspect and test services.

• Delivery is FOB Destination within FIFTEEN (15) weeks of contract award.

• Shipments allowed Monday-Thursday, 7:00 am to 4:00 pm.

• Delivery Address: McNary Lock and Dam, 82790 Devore Rd., Umatilla, OR 97882.

• Contractor must attend a post-award coordination meeting within seven calendar days of award.

• Contractor must furnish an electronic copy of their work schedule.

• Contractor must develop and maintain an effective quality control program.

• Contractor is responsible for managing activities, including subcontractors and suppliers, and providing a contract manager.

• Contractor must coordinate with Government Project sites for security and access.

• Contractor is responsible for all transportation, shoring, blocking, bracing, strapping, dunnage, and tarps for securing Government equipment.

• Contractor must provide 72-hour written notice for Government loading/unloading support.

• Seals shall be shipped to minimize distortion and prevent detrimental permanent set.

• Government Furnished Property (GFP) includes seal molds, which must be inspected, reported on, cleaned, and preserved. A Material Safety Data Sheet (MSDS) for the preservation compound is required.

Form / Attachment / Pricing Sheet

This document is a technical drawing and specification sheet for a "SIDE SEAL FOR GATE" for the "MONARY LOCK & DAM" project. It details the material, dimensions, and construction requirements for the side seals.

• Material: Fabric-reinforced molded natural rubber with nylon duck reinforcement.
• Dimensions: Overall length of 12'-0", with specific angles and cross-sectional details provided.
• Specifications: Includes requirements for rubber composition (60-70 durometer, 25% compression set max, 3500 psi tensile strength), fabric reinforcement (4-ply nylon duck), and testing specifications (ASTM, Federal Spec.).
• Part Numbers: Identifies part numbers for right-hand (203DI009R) and left-hand (203DI009L) seals, and keeper parts (203DI012R & 203DI012L).
• Notes: Instructions for drilling holes using templates and designation of right/left hand based on drilling.

This document is crucial for bidders to understand the exact specifications and material requirements for the side seals needed for the Monary Lock & Dam project. It directly impacts the manufacturing or procurement process and proposal pricing.

Form / Attachment / Pricing Sheet

This document, "GFP List.xlsx", appears to be a list of Government Furnished Property (GFP) items relevant to the opportunity. It details specific valve seals, associated drawings, molds, styles, and quantities required.

• CLIN: Contract Line Item Number.
• VALVE SEALS: Description of the specific valve seal components.
• DRAWING: Associated drawing numbers for the valve seals.
• MOLD: Mold numbers used for manufacturing.
• STYLE: Detailed description of the seal's design and dimensions.
• QUANTITY: The number of units required for each item.

This list is crucial for bidders to understand the specific components and quantities of valve seals that may be provided by the government or need to be sourced. It provides detailed specifications for these seals, including dimensions and styles, which will be essential for accurate proposal development, cost estimation, and technical planning. Bidders must review these specifications to ensure they can meet the requirements related to these government-furnished items.

Form / Attachment / Pricing Sheet

This document provides detailed specifications and material requirements for a "Tainter Valve Two Three Four Top Corner Seal." It includes diagrams and a table of material properties necessary for the fabrication or procurement of these seals.

• Diagrams: Illustrate the shape and dimensions of the top corner seal, including "Looking Downstream" and "Right Hand Shown" views, with cross-sections (Sec. A-A, Sec. B-B, Sec. C-C) detailing construction and reinforcement.
• Material Specifications: A table lists required properties for the "Tainter Valve Top Corner Seal" material, including:
  • Tensile strength (min. 4000 psi)
  • Elongation at break (min. 300%)
  • Shore hardness (durometer) (50 +/- 5)
  • Abrasion resistance (Taber abrasion, max. 100 mg loss)
  • Tensile strength after aging (50% of original)
• Notes: Specifies that the seal is to be "DRILL AT ASSEMBLY USING TOP SEAL KEEPER" and that it is "WATERPROOFED (PART #2039) AND REINFORCED (TYPICAL)."

This document is crucial for bidders to understand the exact specifications of the corner seals required for the Tainter valve. It details the physical dimensions, material properties (tensile strength, elongation, hardness, abrasion resistance), and construction requirements. Bidders must ensure their proposed seals meet or exceed these specifications to be compliant with the opportunity requirements.

Form / Attachment / Pricing Sheet

This document is a technical drawing and material specification for a "Top Seal for Gate" for the McNary Lock & Dam. It provides detailed dimensions, material requirements, and assembly instructions.

• Dimensions: Provides overall length (7'-10"), angles (45°), and cross-sectional details.
• Material Specifications: Details requirements for rubber (natural rubber, specific durometer, compression set, tensile strength, etc.) and a 4-ply nylon duck reinforcement.
• Assembly Instructions: Specifies drilling holes using a "Top Seal Keeper (Part #20301014)" as a template.
• Contract Information: References "Contract 4" and "United Engineering Company."

This document is crucial for any bidder involved in manufacturing, supplying, or installing gate seals for the McNary Lock & Dam. It outlines the precise technical specifications and material properties required for the "Top Seal for Gate," directly impacting the design, fabrication, and quality control processes for potential proposers.

Form / Attachment / Pricing Sheet

This document is a technical drawing and specification sheet for a "Bottom Seal for Gate, McNary Lock & Dam." It details the materials, dimensions, and manufacturing requirements for a tainter valve bottom seal.

• Material Specifications: Requires fabric-reinforced natural rubber with nylon duck reinforcement. Specifies durometer, compression set, tensile strength, elongation, and water absorption.
• Dimensions: Provides overall dimensions (8'-0") and specific measurements for reinforcement, holes, and sleeve placement.
• Manufacturing Instructions: Includes details on drilling holes and fitting steel sleeves using a "Bottom Seal Keeper" as a template.
• Contract Information: References "CONTRACT 4" and "SER ENG-45-164-49-100 DWG MDN-1-5-6/3."
• Revision History: Includes a note dated 2/9/98 regarding "Naulock Tainter Valve Seals & molds" and mold numbers.

This document is crucial for any bidder involved in the manufacturing or supply of replacement parts for the McNary Lock & Dam. It provides the precise technical specifications and drawings necessary to produce the specified bottom seal, ensuring compliance with government requirements.

Form / Attachment / Pricing Sheet

This document is a technical drawing and specification sheet for a "Bottom Corner Seal for Gate" used at the McNary Lock & Dam. It provides detailed dimensions, material requirements, and assembly notes for the seal.

• Diagrams: Illustrates the bottom corner seal from multiple views (elevation, sections A-A, B-B, C-C, D-D).
• Dimensions: Specifies critical measurements for the seal and its components.
• Material Specifications: Details requirements for rubber (high-grade tread stock, new plantation rubber) and fabric reinforcement (4-ply nylon duck).
• Performance Requirements: Outlines physical properties for the rubber, including hardness, compression set, tensile strength, water absorption, and elongation.
• Assembly Notes: Instructs users to drill at assembly using specific part numbers for side seal keepers and bottom seal keepers as templates.
• Part Numbers: Identifies part numbers for right-hand and left-hand seals (203D10IIR and 203D10IIL) and associated keepers.

This drawing is crucial for any bidder involved in the manufacturing, procurement, or installation of seals for the McNary Lock & Dam. It defines the exact specifications and physical characteristics required for the bottom corner seals, directly impacting material selection, manufacturing processes, and quality control for potential contractors.